previewdialog.h Example File
painting/fontsampler/previewdialog.h
/****************************************************************************
**
** Copyright (C) 2006-2006 Trolltech ASA. All rights reserved.
**
** This file is part of the example classes of the Qt Toolkit.
**
** Licensees holding valid Qt Preview licenses may use this file in
** accordance with the Qt Preview License Agreement provided with the
** Software.
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** information about Qt Commercial License Agreements.
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** not clear to you.
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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#ifndef PREVIEWDIALOG_H
#define PREVIEWDIALOG_H
#include <QDialog>
#include <QPrinter>
#include <QList>
#include <QStringList>
#include "ui_previewdialogbase.h"
#include "previewlabel.h"
class QTreeWidgetItem;
typedef QList<QTreeWidgetItem *> StyleItems;
Q_DECLARE_METATYPE(StyleItems);
class PreviewDialog : public QDialog, private Ui::PreviewDialogBase
{
Q_OBJECT
public:
PreviewDialog(QPrinter &printer, QWidget *parent);
enum { SmallPreviewLength = 200, LargePreviewLength = 400 };
bool isSelected(int index);
signals:
void pageRequested(int index, QPainter &painter, QPrinter &printer);
protected:
void resizeEvent(QResizeEvent *);
public slots:
void accept();
void addPage();
void on_pageList_currentItemChanged();
void on_paperSizeCombo_activated(int index);
void on_paperOrientationCombo_activated(int index);
void reject();
void setNumberOfPages(int count);
private:
void paintItem(QTreeWidgetItem *item, int index);
void paintPreview(QPixmap &pixmap, int index);
void setupComboBoxes();
PreviewLabel *previewLabel;
QPrinter &printer;
bool canceled;
int currentPage;
int pageCount;
};
#endif